80112968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40543}}^1$

素因数の和:40581

約数の個数: 32

約数和(自身を含む): 170284800

約数和(自身を除く): 90171832

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 40543, 81086, 162172, 324344, 527059, 770317, 1054118, 1540634, 2108236, 3081268, 4216472, 6162536, 10014121, 20028242, 40056484, 80112968]

約数ペア:

[(1, 80112968), (2, 40056484), (4, 20028242), (8, 10014121), (13, 6162536), (19, 4216472), (26, 3081268), (38, 2108236), (52, 1540634), (76, 1054118), (104, 770317), (152, 527059), (247, 324344), (494, 162172), (988, 81086), (1976, 40543)]